Granted Patent
Utility
US 4,339,853 · App. 06/127,188
Magnetic decoupler
Inventor:
Henry Lipschitz
Patented Case
View Patent ↗
Granted: Jul 20, 1982
Filed: Mar 4, 1980
Inventor
Henry Lipschitz
Assignee (at issue)
Permag Corporation
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.